package com.tiyo.framework.shiro.util;

import org.apache.shiro.SecurityUtils;
import org.apache.shiro.session.Session;
import org.apache.shiro.subject.Subject;

import com.tiyo.common.utils.StringUtils;
import com.tiyo.common.utils.bean.BeanUtils;
import com.tiyo.system.mapper.domain.SysUser;

import org.apache.shiro.subject.PrincipalCollection;
import org.apache.shiro.subject.SimplePrincipalCollection;

/**
 * 
 * @Description shiro 工具类
 * @author yangbo
 * @version v1.0
 * @date 2021年1月27日
*
 */
public class ShiroUtils
{
    public static Subject getSubject()
    {
        return SecurityUtils.getSubject();
    }

    public static Session getSession()
    {
        return SecurityUtils.getSubject().getSession();
    }

    public static void logout()
    {
        getSubject().logout();
    }

    public static SysUser getSysUser()
    {
    	SysUser user = null;
        Object obj = getSubject().getPrincipal();
        if (StringUtils.isNotNull(obj))
        {
            user = new SysUser();
            BeanUtils.copyBeanProp(user, obj);
        }
        return user;
    }

    public static void setSysUser(SysUser user)
    {
        Subject subject = getSubject();
        PrincipalCollection principalCollection = subject.getPrincipals();
        String realmName = principalCollection.getRealmNames().iterator().next();
        PrincipalCollection newPrincipalCollection = new SimplePrincipalCollection(user, realmName);
        // 重新加载Principal
        subject.runAs(newPrincipalCollection);
    }

    public static String getUserId()
    {
        return getSysUser().getUserId();
    }

    public static String getLoginName()
    {
        return getSysUser().getLoginName();
    }

    public static String getIp()
    {
        return getSubject().getSession().getHost();
    }

    public static String getSessionId()
    {
        return String.valueOf(getSubject().getSession().getId());
    }
}
